# Caller Book vs AI Math Solver Calculator AZ

The clearest difference is ratings volume: AI Math Solver Calculator AZ at 35 against Caller Book's 9. On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Caller Book sells 9 in-app purchases, starting at $9.99 per 7 days and AI Math Solver Calculator AZ sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.3 for Caller Book against 4.3 for AI Math Solver Calculator AZ. Both are backed by a comparable volume of ratings — 9 and 35 respectively.

Caller Book ships an update every 9 days, AI Math Solver Calculator AZ every 3 weeks. The most recent releases landed on November 7, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Caller Book | AI Math Solver Calculator AZ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.3 (9 ratings)](https://appshunter.io/ios/app/caller-book/id1493125892/reviews) | **[4.3 (35 ratings)](https://appshunter.io/ios/app/ai-math-solver-calculator-az/id6747112631/reviews)** |
| Number of ratings | 9 | **35** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 9 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 101 MB | 64 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [J.M.J](https://appshunter.io/developer/1458704825) | [Gerardo Arellano](https://appshunter.io/developer/769496540) |

## What reviewers say

### Caller Book

[App page](https://appshunter.io/ios/app/caller-book/id1493125892)

Discover local professionals and services instantly with AI-powered search and a tag-based directory. For professionals, it's a way to get discovered by clients. Features include global caller ID and business profiles.

**Highlights:** AI-powered search, Tag-based directory, Global caller ID, Business profiles, VIP access for unlimited searches, Reverse number search

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (9)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Caller Book VIP weekly | $9.99 | per 7 days |
| Caller Book VIP monthly | $24.99 | per month |
| Caller Book ID 50 coins | $0.99 | one-time |
| Caller Book ID 250 coins | $3.99 | one-time |
| Caller Book Remove ads | $4.99 | one-time |
| Caller Book ID 750 coins | $9.99 | one-time |
| Caller Book ID 2000 coins | $19.99 | one-time |
| Caller Book ID 5000 coins | $39.99 | one-time |
| Caller Book ID 20,000 coins | $99.99 | one-time |


### AI Math Solver Calculator AZ

[App page](https://appshunter.io/ios/app/ai-math-solver-calculator-az/id6747112631)

Instantly solve math problems by scanning equations from photos. This smart calculator offers unit and currency conversion, plus everyday tools like BMI and tip calculators. It's a lightweight, efficient solution for students and professionals.

**Highlights:** AI-powered math problem solving, Scan equations from photos, Real-time unit and currency conversion, Offline smart calculator, Everyday calculators (BMI, tip, discount), Step-by-step solutions

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad-Free Experience | $1.99 | one-time |
| Ad-Free Experience | $2.99 | one-time |
| Ad-Free Experience | $4.99 | one-time |
| Ad-Free Experience | $9.99 | one-time |


## Frequently asked questions

### Is Caller Book free?

Caller Book is free to download, with in-app purchases available.

### Is AI Math Solver Calculator AZ free?

AI Math Solver Calculator AZ is free to download, with in-app purchases available.

### Which has better reviews, Caller Book or AI Math Solver Calculator AZ?

AI Math Solver Calculator AZ is rated higher. Caller Book averages 4.3 out of 5 from 9 ratings, while AI Math Solver Calculator AZ averages 4.3 from 35 ratings.

### Do Caller Book or AI Math Solver Calculator AZ have ads?

Both Caller Book and AI Math Solver Calculator AZ show ads.

### Which is updated more often, Caller Book or AI Math Solver Calculator AZ?

Caller Book ships an update every 9 days, and AI Math Solver Calculator AZ every 3 weeks. Most recently, Caller Book was updated on November 7, 2026 and AI Math Solver Calculator AZ on November 8, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*